The Horse Artillery, 1st Brigade was also known as Robertson’s Brigade. During the battle of Gettysburg, it served as a member of the Cavalry Corps, Army of the Potomac.
About the Main Monument
When was it dedicated? Erected circa 1912.
What is it made out of? Foundation: Concrete. Monument: Polished smooth sea-green granite. Plaque: Bronze.
What size is it? 36′ by 36′ base. Weight: 300 Pounds. Height 5’4″. Tablet measures 4 feet by 3 feet 8 inches.
Who made it? Albert Russell & Sons Co. of Newburyport, Massachusetts. Erected by the United States War Department.
What does it depict? Monolith consisting of polished smooth sea-green granite pedestal with a square base. Base tapers to a smaller dimension at the tablet. On each pedestal is mounted a bronze inscription tablet describing the movements and actions of the unit.
What does it honor? One of 74 Union brigade monuments erected at Gettysburg by the United States War Department to describe the movements and itinerary of each Union brigade of the Army of the Potomac. The monuments were designed by E.B. Cope. Many of the inscription tablets were made of bronze melted down from Civil War cannons.
How is it inscribed? The monument reads,
ARMY OF THE POTOMAC
CAVALRY CORPS HORSE ARTILLERY
Capt. James M. Robertson
9th Michigan Battery
Capt. Jabez J. Daniels
July 3. Engaged on Cemetery Ridge south of Pleasonton Avenue subject to the orders of Major Gen. J. Newton.
6th New York Battery
Capt. Joseph W. Martin
2D U. S. Batteries B and L
Lieut. Edward Heaton
2D U. S. Battery M
Lieut. A. C. M. Pennington Jr.
July 3. With the Cavalry on the right.
4th U. S. Battery E
Lieut. Samuel S. Elder
July 3. With First Brigade Third Division on left.
Casualties Killed 2 Men Wounded 1 Officer 5 Men Total 8
When was this photograph taken? September 2, 2007.
Where is it located? Located Gettysburg National Military Park, Gettysburg, Pennsylvania 17325. Located north side of Pleasonton Avenue at Maintenance Building.
Is this monument located along the NPS Auto Tour route? No.
Has this monument been moved or changed? This monument has not been moved or materially altered.
Commander: Capt. James M. Robertson.
After Action Report: After Action Report of Capt. James M. Robertson (will open a pop up window).